Cointelegraph is a London-based news web site founded in October 2013. It is a source of cryptocurrency news,[2][3] with its interviews,[4][5] analysis of crypto market,[6][7] legal issues of cryptocurrencies and blockchain implementations[8] cited by mainstream media and journals[9]

Cointelegraph is available to read in Arabic, Brazilian, Deutsch, Serbian, Spanish, Japanese, Italian and Portuguese. Their articles stand out by the fact they publish a custom illustration with each article. Cointelegraph offers a range of market tools, such as Price Indexes for several coins, including Bitcoin, Ethereum, Bitcoin Cash, and Ripple. There is also an ICO Calendar and a tool for comparing exchange rates. Cryptopedia section will provide educational content on some of cryptocurrencies, as well as industry makers and hot crypto topics, explained. Cointelegraph also hosts BlockShow conferences, international events for showcasing established Blockchain solutions.

Cointelegraph has no publicly stated policy on whether its writers can own cryptocurrencies. Public statements by its writers suggest at least some of them own cryptocurrencies. The media also accepts cryptocurrencies as payment for advertising.

In 2017, Cointelegraph organized 2 conferences about blockchain. BlockShow Europe 2017 in Munich, Germany in April with more than 5 hundred attendees and 32 international speakers.[10] and BlockShow Asia 2017 in Singapore in November with more than 1500 attendees and 67 international speakers.[11]

In May of 2018, Cointelegraph organized BlockShow Europe one of the largest blockchain technology roadshow in Europe[12] with more than 3000 attendees.

In February 2015, TheMerkle(nulltx nowadays) published an article that Cointelegraph plagiarized "a huge chunk of content" from Lazy News without mentioning the source. Later it was updated that the problem is solved between the owners of both sites as CoinTelegraph are not to blame and articles being amended to refer to the Lazy News Source.[13]

In September 2017, Dr. Ichak Kalderon Adizes named Cointelegraph as one the special channel for cryptocurrencies traders that they use to manipulate price of Bitcoin by feeding the market with damaging real and fake news that impacted the price of the currencies. Citing as an example the changes of prices in September of 2017 that was fueled by at the moment unconfirmed news that China is considering prohibiting cryptocurrency exchanges.[14]

During the CoinDesk Consensus conference in New York in May of 2018, Cointelegraph launched its commercials on billboards on the Times Square that showed terms that are usually used by cryptocurrency enthusiasts. Among them was the "nocoiner -someone who has not bitcoin". Although some users found this amusing, Vitalik Buterin paid attention that this word is usually used as an insult.[15]